A Director at Atara Biotherapeutics (ATRA) is Selling Shares

Today, a Director at Atara Biotherapeutics (ATRA), Joel Marcus, sold shares of ATRA for $363.5K.

Following Joel Marcus’ last ATRA Sell transaction on March 11, 2015, the stock climbed by 5.1%. In addition to Joel Marcus, one other ATRA executive reported Sell trades in the last month.

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Currently, Atara Biotherapeutics has an average volume of 328.7K.

The insider sentiment on Atara Biotherapeutics has been neutral according to 98 insider trades in the past three months. This sentiment is slightly lower than the average sentiment of company insiders in this sector.

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Atara Biotherapeutics, Inc. operates as a clinical stage company which focuses on developing novel therapeutics for serious unmet medical needs, with an initial focus on muscle wasting conditions and oncology. Its product candidates are biologics targeting myostatin and activin, members of the transforming growth factor-beta, protein superfamily, which play roles in the growth and maintenance of muscle and many other body tissues. The company was founded by Isaac E. Ciechanover on August 22, 2012 and is headquartered in South San Francisco, CA.